CORS Everywhere
A firefox addon allowing the user to enable CORS everywhere by altering http responses. Report issues to the repository, with enough information to reproduce the problem: https://github.com/spenibus/cors-everywhere-firefox-addon/issues
25,592 users
Alternate Player for Twitch.tv
Alternate player of live broadcasts for Twitch.tv website.
25,401 users
JSONView
View JSON documents in the browser.
24,948 users
User-Agent Switcher
Quickly and easily switch between popular user-agent strings.
24,912 users
Map Route Pro and Search
Map Route Pro provides free maps and directions via the favicon on the toolbar along with web search results powered by Yahoo®
24,824 users
British-English Dictionary (GB)
A strict British-English spell checker dictionary for Firefox, Thunderbird and SeaMonkey. This dictionary only includes words conforming to the preferred standard of British-English spelling.
24,736 users
Media Converter and Muxer - Audio Tools
Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter
24,690 users
Hide Youtube-Shorts
Hides YouTube-shorts videos from home page, subscriptions, search results.
24,590 users
Diccionario español México
Diccionario para México.
24,460 users
Save as PDF
Download web pages as PDF in one click.
24,406 users
24,396 users
PhishWall
PhishWall
24,332 users
PDF Mage
Save any page as PDF
24,262 users
Passbolt - Open source password manager for teams
Passbolt is an open source password manager designed for collaboration. Securely create, manage and monitor your passwords. Share them instantly with your team.
24,110 users
S3.Translator
S3.Translator adds the power of Google Translate’s automatic translations to your browser! It supports translation of selected text, entered phrase or whole webpage between any of 100+ languages. New Feature: Language learning!
24,014 users
Easy Manuals Finder & Custom Web Search
Add the Easy Manuals Finder & Custom Web Search extension to access user manuals by clicking the favicon on the toolbar and get web search results powered by Yahoo®.
23,935 users
Easy Video Downloader (Flash and Video)
A video and audio downloader (grabber) that works with both internal and external download managers like IDM or Wget
23,782 users
Don't "Accept" image/webp
This extension removes image/webp and/or image/avif from the list of formats Firefox tells sites that it accepts. That discourages many servers from replacing JPEG and PNG images with WebP/AVIF. (But some may send them anyway; they aren't blocked.)
23,693 users
Runet Censorship Bypass
This extension allows bypassing censorship of Russian government (i.e. only sites blocked by RosKomNadzor, RKN), giving you access to libraries, encyclopedias, oppositional political sites, and to innocent sites blocked to many reasons.
23,564 users
SAML-tracer
A tool for viewing SAML and WS-Federation messages sent through the browser during single sign-on and single logout.
23,559 users
23,310 users
Silk - Privacy Pass Client
Client support for Privacy Pass anonymous authorization protocol.
23,254 users
Avira Password Manager
Avira Password Manager saves, manages, and syncs all your passwords across all your devices.
23,138 users
Адаптер Рутокен Плагин
Позволяет использовать Рутокен Плагин
23,112 users
German dictionary (de_DE)
German dictionary igerman98 (de_DE, Germany), for Firefox, Thunderbird und Seamonkey.
22,928 users